Thailand’s government said Wednesday it has revoked the passport of former Prime Minister Thaksin Shinawatra, who it accuses of helping stoke anti-government hostility that flared into deadly street protests this week. The state-run Thai News Agency quoted Foreign Ministry spokesman Tharit Charungwat saying Thaksin’s passport was annulled from April 12, when his supporters stormed a venue forcing the cancellation of a major Asian summit